Vulnerability Details : CVE-2018-8977
In Exiv2 0.26, the Exiv2::Internal::printCsLensFFFF function in canonmn_int.cpp allows remote attackers to cause a denial of service (invalid memory access) via a crafted file.
Vulnerability category: OverflowDenial of service
Products affected by CVE-2018-8977
- cpe:2.3:a:exiv2:exiv2:0.26:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-8977
0.34%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 67 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-8977
| 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-2018-8977
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-8977
-
https://security.gentoo.org/glsa/201811-14
Exiv2: Multiple vulnerabilities (GLSA 201811-14) — Gentoo securityThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:2101
RHSA-2019:2101 - Security Advisory - Red Hat Customer Portal
-
https://github.com/Exiv2/exiv2/issues/247
Invalid memory access in Exiv2::Internal::printCsLensFFFF · Issue #247 · Exiv2/exiv2 · GitHubExploit;Issue Tracking;Patch
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