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Vulnerability details: VCID-rguz-tzgu-aaaq
Vulnerability ID VCID-rguz-tzgu-aaaq
Aliases CVE-2022-21722
Summary PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In version 2.11.1 and prior, there are various cases where it is possible that certain incoming RTP/RTCP packets can potentially cause out-of-bound read access. This issue affects all users that use PJMEDIA and accept incoming RTP/RTCP. A patch is available as a commit in the `master` branch. There are no known workarounds.
Status Published
Exploitability 0.5
Weighted Severity 8.2
Risk 4.1
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-125 Out-of-bounds Read
System Score Found at
epss 0.00195 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
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epss 0.00195 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00195 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00195 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00195 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00195 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00195 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00195 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00195 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00195 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00195 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00195 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00195 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
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epss 0.00208 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00208 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00208 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00208 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
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epss 0.00212 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
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epss 0.00212 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00212 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00212 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00212 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00212 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00212 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00212 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
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epss 0.00212 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00291 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00291 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00291 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00291 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00415 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
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epss 0.00415 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
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epss 0.00415 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
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epss 0.00415 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
epss 0.00721 https://api.first.org/data/v1/epss?cve=CVE-2022-21722
cvssv2 6.4 https://nvd.nist.gov/vuln/detail/CVE-2022-21722
cvssv3 9.1 https://nvd.nist.gov/vuln/detail/CVE-2022-21722
cvssv3.1 9.1 https://nvd.nist.gov/vuln/detail/CVE-2022-21722
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2022-21722
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-37706
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43299
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43300
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43301
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43302
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43303
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43804
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43845
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-46837
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-21722
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-21723
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-23608
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-24763
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-24764
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-24786
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-24792
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-24793
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-26498
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-26499
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-26651
https://github.com/pjsip/pjproject/commit/22af44e68a0c7d190ac1e25075e1382f77e9397a
https://github.com/pjsip/pjproject/security/advisories/GHSA-m66q-q64c-hv36
https://lists.debian.org/debian-lts-announce/2022/03/msg00035.html
https://lists.debian.org/debian-lts-announce/2022/11/msg00021.html
https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html
https://security.gentoo.org/glsa/202210-37
https://www.debian.org/security/2022/dsa-5285
1014998 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1014998
cpe:2.3:a:teluu:pjsip:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:teluu:pjsip:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
CVE-2022-21722 https://nvd.nist.gov/vuln/detail/CVE-2022-21722
USN-6422-1 https://usn.ubuntu.com/6422-1/
No exploits are available.
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2022-21722
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2022-21722
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2022-21722
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.41979
EPSS Score 0.00195
Published At May 14, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.