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CVE-2003-0535

18
FAUCET Score

CVE-2003-0535 describes a buffer overflow vulnerability in xbl version 1.0k and earlier. This flaw allows a local attacker to escalate privileges by providing an excessively long string to the -display command line option. With a CVSS score of 7.2, this vulnerability is considered high severity due to its low attack complexity and complete compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
1.0iCPE matchmatch criteria
cpe:2.3:a:xblockout:xbl:1.0i:*:*:*:*:*:*:*
1.0kCPE matchmatch criteria
cpe:2.3:a:xblockout:xbl:1.0k:*:*:*:*:*:*:*
1.1CPE matchmatch criteria
cpe:2.3:a:xblockout:xbl:1.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.2HIGH

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.37%
Probability of exploitation in next 30 days
EPSS Percentile
29.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0037 is in the 33rd percentile among its peer group of 3,236 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.5 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

debianpatch availablevia nvd_reference
View patch

References

lists.grok.org.uk / pipermail/full-disclosure/2003-July/006386.html
debian.org / security/2003/dsa-345
PatchVendor Advisory