common/snapshots.py in Back In Time (aka backintime) 0.9.26 changes certain permissions to 0777 before deleting the files in an old backup snapshot, which allows local users to obtain sensitive information by reading these files, or interfere with backup integrity by modifying files that are shared across snapshots.
CVE-2009-3611
Score 7.1 from GitHub Security Advisory (severity: LOW) published 2022-05-02. NVD baseline CVSS 7.1; sources differ by 0.0.
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.1
- EG Score
- 7.1(medium)
- EPSS
- 22.0%
- KEV
- Not listed
Published
October 26, 2009
Last Modified
April 23, 2026
References (18)
- secalert@redhathttp://bugs.debian.org/cgi-bin/bugreport.cgi?bug=543785
- secalert@redhathttp://bugs.gentoo.org/show_bug.cgi?id=289047
- secalert@redhathttp://ftp.debian.org/debian/pool/main/b/backintime/backintime_0.9.26-3.diff.gz
- secalert@redhathttp://marc.info/?l=oss-security&m=125553645511436&w=2
- secalert@redhathttp://marc.info/?l=oss-security&m=125554894700336&w=2
- secalert@redhathttps://bugs.launchpad.net/ubuntu/+source/backintime/+bug/434256
- secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=520210
- secalert@redhathttps://www.redhat.com/archives/fedora-package-announce/2009-September/msg00821.html
- secalert@redhathttps://www.redhat.com/archives/fedora-package-announce/2009-September/msg00823.html
- af854a3a-2127-422b-91ae-364da2661108http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=543785
- af854a3a-2127-422b-91ae-364da2661108http://bugs.gentoo.org/show_bug.cgi?id=289047
- af854a3a-2127-422b-91ae-364da2661108http://ftp.debian.org/debian/pool/main/b/backintime/backintime_0.9.26-3.diff.gz
- af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=oss-security&m=125553645511436&w=2
- af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=oss-security&m=125554894700336&w=2
- af854a3a-2127-422b-91ae-364da2661108https://bugs.launchpad.net/ubuntu/+source/backintime/+bug/434256
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 8× in last 7d / 44× 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.
- 2026-07-07 15:11 UTCOSV refresh
- 2026-07-06 16:23 UTCEPSS rescore
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- 2026-06-21 01:56 UTCEPSS rescore
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- 2026-05-30 14:48 UTCEG score recompute
- 2026-05-30 14:48 UTCGHSA enrichment
- 2026-05-29 13:40 UTCEPSS rescore
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- 2026-05-22 03:06 UTCOSV refresh
- 2026-05-20 22:37 UTCEPSS rescore
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- 2026-05-20 11:21 UTCEPSS rescore
- 2026-05-20 11:20 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Related CVEs(same CWE)
Same CWE
10 shownCWE-732
Frequently asked(5)
What is CVE-2009-3611?
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What is the CVSS score of CVE-2009-3611?
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Dependency Blast Radius
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