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Vulnerability · Published Apr 15, 2022 · Assigned by mitre

CVE-2022-26499

Critical 9.1

In plain English

A critical-severity security flaw in the asterisk package (Alpine). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 7.7% (higher than 95% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)9.1Critical
Exploit odds (30 days)7.7%top 5.3% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

An SSRF issue was discovered in Asterisk through 19.x. When using STIR/SHAKEN, it's possible to send arbitrary requests (such as GET) to interfaces such as localhost by using the Identity header. This is fixed in 16.25.2, 18.11.2, and 19.3.2.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Alpine:v3.20asterisk18.11.2-r0ALPINE-CVE-2022-26499
Alpine:v3.21asterisk18.11.2-r0ALPINE-CVE-2022-26499
Alpine:v3.22asterisk18.11.2-r0ALPINE-CVE-2022-26499
Alpine:v3.23asterisk18.11.2-r0ALPINE-CVE-2022-26499
Alpine:v3.24asterisk18.11.2-r0ALPINE-CVE-2022-26499
Debian:14asterisk1:18.11.2~dfsg+~cs6.10.40431413-1DEBIAN-CVE-2022-26499
Ubuntu:22.04:LTSasteriskno fix listedUBUNTU-CVE-2022-26499
Ubuntu:24.04:LTSasteriskno fix listedUBUNTU-CVE-2022-26499
Ubuntu:25.10asteriskno fix listedUBUNTU-CVE-2022-26499
Ubuntu:26.04:LTSasteriskno fix listedUBUNTU-CVE-2022-26499
Ubuntu:26.10asteriskno fix listedUBUNTU-CVE-2022-26499

Affected products (as reported)

VendorProductVersions
n/a n/a n/a

References