Vulnerability Details : CVE-2017-17669
There is a heap-based buffer over-read in the Exiv2::Internal::PngChunk::keyTXTChunk function of pngchunk_int.cpp in Exiv2 0.26. A crafted PNG file will lead to a remote denial of service attack.
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2017-17669
Probability of exploitation activity in the next 30 days: 0.29%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 66 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2017-17669
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2017-17669
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-17669
-
https://usn.ubuntu.com/3852-1/
USN-3852-1: Exiv2 vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://github.com/Exiv2/exiv2/issues/187
CVE-2017-17669: heap-buffer-overflow in Exiv2::Internal::PngChunk::keyTXTChunk · Issue #187 · Exiv2/exiv2 · GitHubExploit;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2023/01/msg00004.html
[SECURITY] [DLA 3265-1] exiv2 security updateMailing List;Third Party Advisory
Products affected by CVE-2017-17669
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
- cpe:2.3:a:exiv2:exiv2:0.26:*:*:*:*:*:*:*