Vulnerability Details : CVE-2018-1000637
zutils version prior to version 1.8-pre2 contains a Buffer Overflow vulnerability in zcat that can result in Potential denial of service or arbitrary code execution. This attack appear to be exploitable via the victim openning a crafted compressed file. This vulnerability appears to have been fixed in 1.8-pre2.
Vulnerability category: OverflowDenial of service
Products affected by CVE-2018-1000637
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:a:nongnu:zutils:*:*:*:*:*:*:*:*
- cpe:2.3:a:nongnu:zutils:1.8:pre1:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-1000637
0.21%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 58 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-1000637
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2018-1000637
-
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-2018-1000637
-
https://lists.nongnu.org/archive/html/zutils-bug/2018-08/msg00000.html
[Zutils-bug] Zutils 1.8-pre2 releasedMailing List;Third Party Advisory
-
https://bugs.debian.org/904819
#904819 - Double-free when using zutils zcat -t on some input - Debian Bug report logsIssue Tracking;Mailing List;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2018/09/msg00016.html
[SECURITY] [DLA 1505-1] zutils security updateMailing List;Third Party Advisory
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