A privilege escalation flaw was found in Amanda 3.5.1 in which the backup user can acquire root privileges. The vulnerable component is the runtar SUID program, which is a wrapper to run /usr/bin/tar with specific arguments that are controllable by the attacker. This program mishandles the arguments passed to tar binary (it expects that the argument name and value are separated with a space; however, separating them with an equals sign is also supported),
CVE-2022-37705
Score 7.8 from GitHub Security Advisory published 2023-04-16. NVD baseline CVSS 6.7; sources differ by 1.1.
- Lower severity and no public exploit yet
A fix is available — apply it.
- CVSS v3
- 6.7
- EG Score
- 7.8(medium)
- EG Risk
- 51(Track)EG Risk 51/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity78% × 45%Exploitation40% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 1%
- EPSS %ILE
- 66%
- KEV
- Not listed
Published
April 16, 2023
Last Modified
November 4, 2025
References (25)
- cve@mitrehttp://www.amanda.org/
- cve@mitrehttps://github.com/MaherAzzouzi/CVE-2022-37705
- cve@mitrehttps://github.com/zmanda/amanda/issues/192
- cve@mitrehttps://github.com/zmanda/amanda/pull/194
- cve@mitrehttps://github.com/zmanda/amanda/pull/196
- cve@mitrehttps://github.com/zmanda/amanda/pull/204
- cve@mitrehttps://github.com/zmanda/amanda/releases/tag/tag-community-3.5.3
- cve@mitrehttps://lists.debian.org/debian-lts-announce/2023/12/msg00003.html
- cve@mitrehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A5DCLSX5YYTWMKSMDL67M5STZ5ZDSOXK/
- cve@mitrehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ATMGMVS3QDN6OMKMHGUTUTU7NS7HR3BZ/
- cve@mitrehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JYREA6LFXF5M7K4WLNJV5VNQPS4MTBW2/
- cve@mitrehttps://marc.info/?l=amanda-hackers
- af854a3a-2127-422b-91ae-364da2661108http://www.amanda.org/
- af854a3a-2127-422b-91ae-364da2661108https://github.com/MaherAzzouzi/CVE-2022-37705
- af854a3a-2127-422b-91ae-364da2661108https://github.com/zmanda/amanda/issues/192
Patch Availability(2)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | amanda-server (1:3.3.6-4.1ubuntu0.1) @ xenial | 2026-05-25 | ubuntu |
| ubuntu | amanda-server (1:3.5.1-2ubuntu0.3) @ focal | 2026-05-25 | ubuntu |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
All Vendor Advisories
(2)
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
Data Freshness Timeline
(refreshed 12× in last 7d / 48× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 112 total refreshes for this CVE.
- 2026-07-26 14:52 UTCEPSS rescore
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Publicly available exploits
(1 reference)Working exploit code is in the public domain (1 GitHub PoC). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- GitHub PoCMaherAzzouzi/CVE-2022-37705First seen Oct 23, 2022
Amanda 3.5.1 second LPE.
Open source ↗
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Frequently asked(5)
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Dependency Blast Radius
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