CVE-2005-1021
Severity Score
7.5
*CVSS v3
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Memory leak in Secure Shell (SSH) in Cisco IOS 12.0 through 12.3, when authenticating against a TACACS+ server, allows remote attackers to cause a denial of service (memory consumption) via an incorrect username or password.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2005-04-09 CVE Published
- 2005-04-10 CVE Reserved
- 2024-08-07 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-399: Resource Management Errors
CAPEC
References (7)
| URL | Tag | Source |
|---|---|---|
| http://www.osvdb.org/15303 | Vdb Entry | |
| http://www.securityfocus.com/bid/13042 | Vdb Entry | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/19991 | Vdb Entry | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5687 | Signature |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| http://secunia.com/advisories/14854 | 2017-10-11 | |
| http://www.securitytracker.com/alerts/2005/Apr/1013655.html | 2017-10-11 |
| URL | Date | SRC |
|---|---|---|
| http://www.cisco.com/warp/public/707/cisco-sa-20050406-ssh.shtml | 2017-10-11 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.0s Search vendor "Cisco" for product "Ios" and version "12.0s" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.0sx Search vendor "Cisco" for product "Ios" and version "12.0sx" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1ax Search vendor "Cisco" for product "Ios" and version "12.1ax" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1az Search vendor "Cisco" for product "Ios" and version "12.1az" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1db Search vendor "Cisco" for product "Ios" and version "12.1db" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1dc Search vendor "Cisco" for product "Ios" and version "12.1dc" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1e Search vendor "Cisco" for product "Ios" and version "12.1e" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1ea Search vendor "Cisco" for product "Ios" and version "12.1ea" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1eb Search vendor "Cisco" for product "Ios" and version "12.1eb" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1ec Search vendor "Cisco" for product "Ios" and version "12.1ec" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1eu Search vendor "Cisco" for product "Ios" and version "12.1eu" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1ew Search vendor "Cisco" for product "Ios" and version "12.1ew" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1ex Search vendor "Cisco" for product "Ios" and version "12.1ex" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1t Search vendor "Cisco" for product "Ios" and version "12.1t" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1xd Search vendor "Cisco" for product "Ios" and version "12.1xd" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1xe Search vendor "Cisco" for product "Ios" and version "12.1xe" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1xf Search vendor "Cisco" for product "Ios" and version "12.1xf" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1xg Search vendor "Cisco" for product "Ios" and version "12.1xg" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1xh Search vendor "Cisco" for product "Ios" and version "12.1xh" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1xi Search vendor "Cisco" for product "Ios" and version "12.1xi" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1xl Search vendor "Cisco" for product "Ios" and version "12.1xl" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1xm Search vendor "Cisco" for product "Ios" and version "12.1xm" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1xp Search vendor "Cisco" for product "Ios" and version "12.1xp" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1xq Search vendor "Cisco" for product "Ios" and version "12.1xq" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1xr Search vendor "Cisco" for product "Ios" and version "12.1xr" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1xt Search vendor "Cisco" for product "Ios" and version "12.1xt" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1xu Search vendor "Cisco" for product "Ios" and version "12.1xu" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1xv Search vendor "Cisco" for product "Ios" and version "12.1xv" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1ya Search vendor "Cisco" for product "Ios" and version "12.1ya" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1yb Search vendor "Cisco" for product "Ios" and version "12.1yb" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1yc Search vendor "Cisco" for product "Ios" and version "12.1yc" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1yd Search vendor "Cisco" for product "Ios" and version "12.1yd" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1ye Search vendor "Cisco" for product "Ios" and version "12.1ye" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1yf Search vendor "Cisco" for product "Ios" and version "12.1yf" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1yh Search vendor "Cisco" for product "Ios" and version "12.1yh" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.1yi Search vendor "Cisco" for product "Ios" and version "12.1yi" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2 Search vendor "Cisco" for product "Ios" and version "12.2" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2b Search vendor "Cisco" for product "Ios" and version "12.2b" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2dd Search vendor "Cisco" for product "Ios" and version "12.2dd" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2dx Search vendor "Cisco" for product "Ios" and version "12.2dx" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2eu Search vendor "Cisco" for product "Ios" and version "12.2eu" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2ew Search vendor "Cisco" for product "Ios" and version "12.2ew" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2ewa Search vendor "Cisco" for product "Ios" and version "12.2ewa" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2ex Search vendor "Cisco" for product "Ios" and version "12.2ex" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2s Search vendor "Cisco" for product "Ios" and version "12.2s" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2se Search vendor "Cisco" for product "Ios" and version "12.2se" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2sea Search vendor "Cisco" for product "Ios" and version "12.2sea" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2seb Search vendor "Cisco" for product "Ios" and version "12.2seb" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2su Search vendor "Cisco" for product "Ios" and version "12.2su" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2sv Search vendor "Cisco" for product "Ios" and version "12.2sv" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2sx Search vendor "Cisco" for product "Ios" and version "12.2sx" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2sxa Search vendor "Cisco" for product "Ios" and version "12.2sxa" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2sxb Search vendor "Cisco" for product "Ios" and version "12.2sxb" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2sxd Search vendor "Cisco" for product "Ios" and version "12.2sxd" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2sy Search vendor "Cisco" for product "Ios" and version "12.2sy" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2sz Search vendor "Cisco" for product "Ios" and version "12.2sz" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2t Search vendor "Cisco" for product "Ios" and version "12.2t" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2xa Search vendor "Cisco" for product "Ios" and version "12.2xa" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2xc Search vendor "Cisco" for product "Ios" and version "12.2xc" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2xf Search vendor "Cisco" for product "Ios" and version "12.2xf" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2xn Search vendor "Cisco" for product "Ios" and version "12.2xn" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2xs Search vendor "Cisco" for product "Ios" and version "12.2xs" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2ye Search vendor "Cisco" for product "Ios" and version "12.2ye" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2yk Search vendor "Cisco" for product "Ios" and version "12.2yk" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2yo Search vendor "Cisco" for product "Ios" and version "12.2yo" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2yx Search vendor "Cisco" for product "Ios" and version "12.2yx" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2yz Search vendor "Cisco" for product "Ios" and version "12.2yz" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.2za Search vendor "Cisco" for product "Ios" and version "12.2za" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3t Search vendor "Cisco" for product "Ios" and version "12.3t" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3xd Search vendor "Cisco" for product "Ios" and version "12.3xd" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3xe Search vendor "Cisco" for product "Ios" and version "12.3xe" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3xf Search vendor "Cisco" for product "Ios" and version "12.3xf" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3xg Search vendor "Cisco" for product "Ios" and version "12.3xg" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3xh Search vendor "Cisco" for product "Ios" and version "12.3xh" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3xi Search vendor "Cisco" for product "Ios" and version "12.3xi" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3xj Search vendor "Cisco" for product "Ios" and version "12.3xj" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3xk Search vendor "Cisco" for product "Ios" and version "12.3xk" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3xl Search vendor "Cisco" for product "Ios" and version "12.3xl" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3xm Search vendor "Cisco" for product "Ios" and version "12.3xm" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3xq Search vendor "Cisco" for product "Ios" and version "12.3xq" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3xr Search vendor "Cisco" for product "Ios" and version "12.3xr" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3xs Search vendor "Cisco" for product "Ios" and version "12.3xs" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3xu Search vendor "Cisco" for product "Ios" and version "12.3xu" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3xw Search vendor "Cisco" for product "Ios" and version "12.3xw" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3xx Search vendor "Cisco" for product "Ios" and version "12.3xx" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3xy Search vendor "Cisco" for product "Ios" and version "12.3xy" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3ya Search vendor "Cisco" for product "Ios" and version "12.3ya" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3yd Search vendor "Cisco" for product "Ios" and version "12.3yd" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3yf Search vendor "Cisco" for product "Ios" and version "12.3yf" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3yg Search vendor "Cisco" for product "Ios" and version "12.3yg" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3yh Search vendor "Cisco" for product "Ios" and version "12.3yh" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3yj Search vendor "Cisco" for product "Ios" and version "12.3yj" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.3yk Search vendor "Cisco" for product "Ios" and version "12.3yk" | - |
Affected
| ||||||