Vulnerability · Published Dec 20, 2020 · Assigned by mitre
CVE-2020-35573
High 7.5
In plain English
A high-severity security flaw in the postsrsd package (Alpine). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.7% (higher than 86% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.5High
Exploit odds (30 days)2.7%top 14.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
srs2.c in PostSRSd before 1.10 allows remote attackers to cause a denial of service (CPU consumption) via a long timestamp tag in an SRS address.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | postsrsd | 1.6-r4 | ALPINE-CVE-2020-35573 |
| Alpine:v3.21 | postsrsd | 1.6-r4 | ALPINE-CVE-2020-35573 |
| Alpine:v3.22 | postsrsd | 1.6-r4 | ALPINE-CVE-2020-35573 |
| Alpine:v3.23 | postsrsd | 1.6-r4 | ALPINE-CVE-2020-35573 |
| Alpine:v3.24 | postsrsd | 1.6-r4 | ALPINE-CVE-2020-35573 |
| Debian:12 | postsrsd | 1.10-1 | DEBIAN-CVE-2020-35573 |
| Debian:13 | postsrsd | 1.10-1 | DEBIAN-CVE-2020-35573 |
| Debian:14 | postsrsd | 1.10-1 | DEBIAN-CVE-2020-35573 |
| Ubuntu:22.04:LTS | postsrsd | no fix listed | UBUNTU-CVE-2020-35573 |
Affected products (as reported)
References
- https://github.com/roehling/postsrsd/commit/4733fb11f6bec6524bb8518c5e1a699288c26bac x_refsource_MISC
- [debian-lts-announce] 20201220 [SECURITY] [DLA 2502-1] postsrsd security update mailing-list, x_refsource_MLIST
- GLSA-202107-08 vendor-advisory, x_refsource_GENTOO