Vulnerability Details : CVE-2018-7648
An issue was discovered in mj2/opj_mj2_extract.c in OpenJPEG 2.3.0. The output prefix was not checked for length, which could overflow a buffer, when providing a prefix with 50 or more characters on the command line.
Vulnerability category: Overflow
Products affected by CVE-2018-7648
- cpe:2.3:a:uclouvain:openjpeg:2.3.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-7648
0.21%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 57 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-7648
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2018-7648
-
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-2018-7648
-
https://github.com/uclouvain/openjpeg/issues/1088
sprintf buffer overflow · Issue #1088 · uclouvain/openjpeg · GitHubIssue Tracking;Third Party Advisory
-
https://github.com/uclouvain/openjpeg/commit/cc3824767bde397fedb8a1ae4786a222ba860c8d
opj_mj2_extract: Check provided output prefix for length · uclouvain/openjpeg@cc38247 · GitHubPatch;Vendor Advisory
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