PJSIP is a free and open source multimedia communication library written in C. In versions of PJSIP prior to 2.13 the PJSIP parser, PJMEDIA RTP decoder, and PJMEDIA SDP parser are affeced by a buffer overflow vulnerability. Users connecting to untrusted clients are at risk. This issue has been patched and is available as commit c4d3498 in the master branch and will be included in releases 2.13 and later. Users are advised to upgrade. There are no known workarounds for this issue.
総合評価: CVE-2022-39244 は中リスク(52.1/100)。CVSS 深刻度は高。悪用される可能性が高い(EPSS 1.08%、61 パーセンタイル) 推奨対応: 影響資産を整理し、修補計画に組み込んでください。
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 | 0.27% | 1.08% | +0.81% |
| 2 | 2026-01-16 | 0.22% | 0.27% | +0.05% |
| 3 | 2025-11-21 | — | 0.22% | — |
EPSS の全履歴 (全 12 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 |
|---|---|---|---|---|---|---|
| 7.5 | 3.1 | HIGH |
|
1.6 | 5.9 | [email protected] |
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
alpine
|
high | CVE-2022-39244: 1 source package rows (pjproject); 26 state rows across 6 repos (3.18-main, 3.19-main, 3.20-main, 3.21-main, 3.22-main, edge-main); fixed 6, open 20. | https://security.alpinelinux.org/vuln/CVE-2022-39244 |
debian
|
not yet assigned | CVE-2022-39244 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-2022-39244 |
gentoo
|
normal | CVE-2022-39244: 1 GLSA(s) (202210-37), 1 atom(s) (net-libs/pjproject); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2022-39244 |
ubuntu
|
medium | CVE-2022-39244 medium priority: Ubuntu including 3 source packages (asterisk, pjproject, ring), 33 status rows across 13 suites (bionic, focal, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): ignored 12, DNE 9, needs-triage 5, released 3, needed 2, not-affected 2. | https://ubuntu.com/security/CVE-2022-39244 |