// For flags

CVE-2023-46853

Ubuntu Security Notice USN-6476-1

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Attend
*SSVC
Descriptions

In Memcached before 1.6.22, an off-by-one error exists when processing proxy requests in proxy mode, if
is used instead of \r
.

En Memcached anterior a 1.6.22, existe un error uno por uno al procesar solicitudes de proxy en modo proxy, si se usa
en lugar de \r
.

It was discovered that Memcached incorrectly handled certain multiget requests in proxy mode. A remote attacker could use this issue to cause Memcached to crash, resulting in a denial of service, or possibly execute arbitrary code. It was discovered that Memcached incorrectly handled certain proxy requests in proxy mode. A remote attacker could use this issue to cause Memcached to crash, resulting in a denial of service, or possibly execute arbitrary code.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:Attend
Exploitation
None
Automatable
Yes
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2023-10-27 CVE Reserved
  • 2023-10-27 CVE Published
  • 2024-09-09 CVE Updated
  • 2025-04-19 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-193: Off-by-one Error
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Memcached
Search vendor "Memcached"
Memcached
Search vendor "Memcached" for product "Memcached"
< 1.6.22
Search vendor "Memcached" for product "Memcached" and version " < 1.6.22"
-
Affected