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.
総合評価: CVE-2022-21722 は高リスク(66.8/100)。CVSS 深刻度は重大。悪用される可能性が高い(EPSS 2.37%、82 パーセンタイル) 根拠: 直近 1 日で EPSS が +1.90% 上昇。悪用への関心が高まっている可能性があります。 推奨対応: 悪用可能性が高いため、影響範囲の確認と修補の優先付けを推奨します。
リスクは変動します。再評価に基づき、本ページの表示内容を更新しています。
EPSS は日次で悪用されやすさの相対度合いを推定します。パーセンタイルは採点済み CVE の中での相対位置(高いほど相対的に深刻)を示します。
| # | 日付 | 旧 EPSS スコア | 新 EPSS スコア | Δ(新 − 旧) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.46% | 2.37% | +1.90% |
| 2 | 2026-01-24 | 0.29% | 0.46% | +0.17% |
| 3 | 2026-01-16 | — | 0.29% | — |
EPSS の全履歴 (全 21 件)
この CVE の CVSS 指標。
| ベーススコア | バージョン | 深刻度 | ベクトル | 悪用しやすさ | 影響 | スコアの出典 |
|---|---|---|---|---|---|---|
| 9.1 | 3.1 | CRITICAL |
|
3.9 | 5.2 | [email protected] |
| 9.1 | 3.1 | CRITICAL |
|
3.9 | 5.2 | [email protected] |
| 6.4 | 2.0 | MEDIUM |
|
10.0 | 4.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
alpine
|
critical | CVE-2022-21722: 1 source package rows (pjproject); 17 state rows across 7 repos (3.17-main, 3.18-main, 3.19-main, 3.20-main, 3.21-main, 3.22-main, edge-main); fixed 7, open 10. | https://security.alpinelinux.org/vuln/CVE-2022-21722 |
debian
|
not yet assigned | CVE-2022-21722 not yet assigned priority: Debian including 2 source packages (asterisk, ring), 4 status rows across 3 suites (bookworm, bullseye, sid): resolved 4. | https://security-tracker.debian.org/tracker/CVE-2022-21722 |
gentoo
|
normal | CVE-2022-21722: 1 GLSA(s) (202210-37), 1 atom(s) (net-libs/pjproject); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2022-21722 |
ubuntu
|
medium | CVE-2022-21722 medium priority: Ubuntu including 2 source packages (pjproject, ring), 16 status rows across 12 suites (bionic, focal, impish, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): DNE 4, ignored 4, not-affected 3, needed 2, released 2, needs-triage 1. | https://ubuntu.com/security/CVE-2022-21722 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| teluu | pjsip | <= 2.11.1 | cpe:2.3:a:teluu:pjsip:*:*:*:*:*:*:*:* |
| debian | debian_linux | 9.0 | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* |
| debian | debian_linux | 10.0 | cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* |
| URL | タグ |
|---|---|
| https://github.com/pjsip/pjproject/commit/22af44e68a0c7d190ac1e25075e1382f77e9397a | Patch Third Party Advisory |
| https://github.com/pjsip/pjproject/security/advisories/GHSA-m66q-q64c-hv36 | Patch Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2022/03/msg00035.html | Mailing List Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2022/11/msg00021.html | Mailing List Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html | |
| https://security.gentoo.org/glsa/202210-37 | Third Party Advisory |
| https://www.debian.org/security/2022/dsa-5285 | Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2024/09/msg00030.html |