Vulnerability Details : CVE-2018-9145
Potential exploit
In the DataBuf class in include/exiv2/types.hpp in Exiv2 0.26, an issue exists in the constructor with an initial buffer size. A large size value may lead to a SIGABRT during an attempt at memory allocation. NOTE: some third parties have been unable to reproduce the SIGABRT when using the 4-DataBuf-abort-1 PoC file.
Vulnerability category: Input validation
Products affected by CVE-2018-9145
- cpe:2.3:a:exiv2:exiv2:0.26:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-9145
0.35%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 55 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-9145
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2018-9145
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-9145
-
https://bugzilla.redhat.com/show_bug.cgi?id=1564281
1564281 – (CVE-2018-9145) CVE-2018-9145 exiv2: reachable assertion abort in the function Exiv2::DataBuf::DataBuf at include/exiv2/types.hppIssue Tracking;Third Party Advisory
-
https://security.gentoo.org/glsa/201811-14
Exiv2: Multiple vulnerabilities (GLSA 201811-14) — Gentoo securityThird Party Advisory
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https://github.com/xiaoqx/pocs/tree/master/exiv2
pocs/exiv2 at master · xiaoqx/pocs · GitHubExploit;Third Party Advisory
-
https://bugzilla.novell.com/show_bug.cgi?id=1087879
Bug 1087879 – VUL-1: CVE-2018-9145: exiv2: Reachable assertion abort in the function Exiv2::DataBuf::DataBufIssue Tracking;Third Party Advisory
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