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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2008-5135
HistoryNov 18, 2008 - 4:00 p.m.

CVE-2008-5135

2008-11-1816:00:01
Debian Security Bug Tracker
security-tracker.debian.org
52
os-prober 1.17
symlink attack
/tmp/mounted-map
/tmp/raided-map
vendor dispute
d-i environment
non-root users
unix

CVSS2

6.2

Attack Vector

LOCAL

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:H/Au:N/C:C/I:C/A:C

AI Score

8.8

Confidence

High

EPSS

0

Percentile

5.1%

os-prober in os-prober 1.17 allows local users to overwrite arbitrary files via a symlink attack on the (1) /tmp/mounted-map or (2) /tmp/raided-map temporary file. NOTE: the vendor disputes this issue, stating "the insecure code path should only ever run inside a d-i environment, which has no non-root users.

CVSS2

6.2

Attack Vector

LOCAL

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:H/Au:N/C:C/I:C/A:C

AI Score

8.8

Confidence

High

EPSS

0

Percentile

5.1%

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