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Vulnerability details: VCID-b3n8-u3xd-uqdu
Vulnerability ID VCID-b3n8-u3xd-uqdu
Aliases CVE-2022-23547
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. This issue is similar to GHSA-9pfh-r8x4-w26w. Possible buffer overread when parsing a certain STUN message. The vulnerability affects applications that uses STUN including PJNATH and PJSUA-LIB. The patch is available as commit in the master branch.
Status Published
Exploitability 0.5
Weighted Severity 8.8
Risk 4.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-122 Heap-based Buffer Overflow
System Score Found at
epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00202 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00202 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00202 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00202 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
epss 0.00202 https://api.first.org/data/v1/epss?cve=CVE-2022-23547
cvssv3.1 6.5 https://github.com/pjsip/pjproject/commit/bc4812d31a67d5e2f973fbfaf950d6118226cf36
ssvc Track https://github.com/pjsip/pjproject/commit/bc4812d31a67d5e2f973fbfaf950d6118226cf36
cvssv3.1 6.5 https://github.com/pjsip/pjproject/security/advisories/GHSA-9pfh-r8x4-w26w
ssvc Track https://github.com/pjsip/pjproject/security/advisories/GHSA-9pfh-r8x4-w26w
cvssv3.1 6.5 https://github.com/pjsip/pjproject/security/advisories/GHSA-cxwq-5g9x-x7fr
ssvc Track https://github.com/pjsip/pjproject/security/advisories/GHSA-cxwq-5g9x-x7fr
cvssv3.1 6.5 https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html
ssvc Track https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html
cvssv3.1 9.8 https://nvd.nist.gov/vuln/detail/CVE-2022-23547
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2022-23547
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-23537
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-23547
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-31031
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-37325
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-39244
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-39269
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-42705
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-42706
1032092 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1032092
bc4812d31a67d5e2f973fbfaf950d6118226cf36 https://github.com/pjsip/pjproject/commit/bc4812d31a67d5e2f973fbfaf950d6118226cf36
cpe:2.3:a:pjsip:pjsip:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:pjsip:pjsip:*:*:*:*:*:*:*:*
CVE-2022-23547 https://nvd.nist.gov/vuln/detail/CVE-2022-23547
GHSA-9pfh-r8x4-w26w https://github.com/pjsip/pjproject/security/advisories/GHSA-9pfh-r8x4-w26w
GHSA-cxwq-5g9x-x7fr https://github.com/pjsip/pjproject/security/advisories/GHSA-cxwq-5g9x-x7fr
msg00038.html https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html
USN-6422-1 https://usn.ubuntu.com/6422-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H Found at https://github.com/pjsip/pjproject/commit/bc4812d31a67d5e2f973fbfaf950d6118226cf36
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: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-04-15T03:11:54Z/ Found at https://github.com/pjsip/pjproject/commit/bc4812d31a67d5e2f973fbfaf950d6118226cf36
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H Found at https://github.com/pjsip/pjproject/security/advisories/GHSA-9pfh-r8x4-w26w
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: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-04-15T03:11:54Z/ Found at https://github.com/pjsip/pjproject/security/advisories/GHSA-9pfh-r8x4-w26w
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H Found at https://github.com/pjsip/pjproject/security/advisories/GHSA-cxwq-5g9x-x7fr
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: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-04-15T03:11:54Z/ Found at https://github.com/pjsip/pjproject/security/advisories/GHSA-cxwq-5g9x-x7fr
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H Found at https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html
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: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-04-15T03:11:54Z/ Found at https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2022-23547
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 0.37789
EPSS Score 0.00162
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:38:09.333896+00:00 Ubuntu USN Importer Import https://usn.ubuntu.com/6422-1/ 37.0.0