CVE-2022-25315
expat: Integer overflow in storeRawNames()
Severity Score
9.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
In Expat (aka libexpat) before 2.4.5, there is an integer overflow in storeRawNames.
En Expat (también se conoce como libexpat) versiones anteriores a 2.4.5, se presenta un desbordamiento de enteros en storeRawNames
An integer overflow was found in expat. The issue occurs in storeRawNames() by abusing the m_buffer expansion logic to allow allocations very close to INT_MAX and out-of-bounds heap writes. This flaw can cause a denial of service or potentially arbitrary code execution.
*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
- 2022-02-18 CVE Reserved
- 2022-02-18 CVE Published
- 2024-08-03 CVE Updated
- 2024-08-03 First Exploit
- 2024-11-03 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-190: Integer Overflow or Wraparound
- CWE-787: Out-of-bounds Write
CAPEC
References (12)
| URL | Tag | Source |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2022/02/19/1 | Mailing List |
|
| https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf | Third Party Advisory |
|
| https://lists.debian.org/debian-lts-announce/2022/03/msg00007.html | Mailing List |
|
| https://security.netapp.com/advisory/ntap-20220303-0008 | Third Party Advisory |
|
| URL | Date | SRC |
|---|---|---|
| https://github.com/libexpat/libexpat/pull/559 | 2024-08-03 |
| URL | Date | SRC |
|---|---|---|
| https://www.oracle.com/security-alerts/cpuapr2022.html | 2023-11-07 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Libexpat Project Search vendor "Libexpat Project" | Libexpat Search vendor "Libexpat Project" for product "Libexpat" | < 2.4.5 Search vendor "Libexpat Project" for product "Libexpat" and version " < 2.4.5" | - |
Affected
| ||||||
| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0" | - |
Affected
| ||||||
| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 11.0 Search vendor "Debian" for product "Debian Linux" and version "11.0" | - |
Affected
| ||||||
| Fedoraproject Search vendor "Fedoraproject" | Fedora Search vendor "Fedoraproject" for product "Fedora" | 34 Search vendor "Fedoraproject" for product "Fedora" and version "34" | - |
Affected
| ||||||
| Fedoraproject Search vendor "Fedoraproject" | Fedora Search vendor "Fedoraproject" for product "Fedora" | 35 Search vendor "Fedoraproject" for product "Fedora" and version "35" | - |
Affected
| ||||||
| Oracle Search vendor "Oracle" | Http Server Search vendor "Oracle" for product "Http Server" | 12.2.1.3.0 Search vendor "Oracle" for product "Http Server" and version "12.2.1.3.0" | - |
Affected
| ||||||
| Oracle Search vendor "Oracle" | Http Server Search vendor "Oracle" for product "Http Server" | 12.2.1.4.0 Search vendor "Oracle" for product "Http Server" and version "12.2.1.4.0" | - |
Affected
| ||||||
| Oracle Search vendor "Oracle" | Zfs Storage Appliance Kit Search vendor "Oracle" for product "Zfs Storage Appliance Kit" | 8.8 Search vendor "Oracle" for product "Zfs Storage Appliance Kit" and version "8.8" | - |
Affected
| ||||||
| Siemens Search vendor "Siemens" | Sinema Remote Connect Server Search vendor "Siemens" for product "Sinema Remote Connect Server" | < 3.1 Search vendor "Siemens" for product "Sinema Remote Connect Server" and version " < 3.1" | - |
Affected
| ||||||