ClamAV before 0.91.2, as used in Kolab Server 2.0 through 2.2beta1 and other products, allows remote attackers to cause a denial of service (application crash) via (1) a crafted RTF file, which triggers a NULL dereference in the cli_scanrtf function in libclamav/rtf.c; or (2) a crafted HTML document with a data: URI, which triggers a NULL dereference in the cli_html_normalise function in libclamav/htmlnorm.c
Published Aug 23, 2007
4.3
MEDIUMCVSS 2.0
EPSS 1.97%
Description
ClamAV before 0.91.2, as used in Kolab Server 2.0 through 2.2beta1 and other products, allows remote attackers to cause a denial of service (application crash) via (1) a crafted RTF file, which triggers a NULL dereference in the cli_scanrtf function in libclamav/rtf.c; or (2) a crafted HTML document with a data: URI, which triggers a NULL dereference in the cli_html_normalise function in libclamav/htmlnorm.c. NOTE: some of these details are obtained from third party information.
Affected products
No data.
- ≤ 0.91.2
- 2.0
- 2.0.1
- 2.0.2
- 2.0.3
- 2.0.4
- 2.1
- 2.2beta1
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.97% (0.01968) | 79.66th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.97% (0.01968) | 77.73th | v5 (v2026.06.15) |
| Jun 3, 2026 | 3.92% (0.03920) | 88.51th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.74% (0.02744) | 85.01th | v4 (v2025.03.14) |
| Dec 17, 2024 | 3.02% (0.03019) | 90.71th | v3 (v2023.03.01) |
| Oct 18, 2024 | 12.29% (0.12285) | 95.54th | v3 (v2023.03.01) |
| Aug 3, 2024 | 14.48% (0.14478) | 95.78th | v3 (v2023.03.01) |
| May 19, 2024 | 10.52% (0.10519) | 94.99th | v3 (v2023.03.01) |
| Apr 11, 2024 | 11.05% (0.11048) | 95.06th | v3 (v2023.03.01) |
| Jan 25, 2024 | 9.11% (0.09109) | 94.07th | v3 (v2023.03.01) |
| Nov 12, 2023 | 9.82% (0.09824) | 94.24th | v3 (v2023.03.01) |
| Aug 29, 2023 | 8.75% (0.08751) | 93.73th | v3 (v2023.03.01) |
| Mar 7, 2023 | 8.15% (0.08151) | 93.28th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.93% (0.03932) | 85.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.93% (0.03932) | 84.43th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.93% (0.03932) | 67.70th | v2 (v2022.01.01) |
No CWE recorded.
References (27)
- http://docs.info.apple.com/article.html?artnum=307562 x_refsource_CONFIRM
- http://kolab.org/security/kolab-vendor-notice-17.txt x_refsource_CONFIRM
- http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html vendor-advisoryx_refsource_APPLE
- http://secunia.com/advisories/26530 third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory
- http://secunia.com/advisories/26552 third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory
- http://secunia.com/advisories/26654 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/26674 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/26683 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/26751 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/26822 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/26916 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/29420 third-party-advisoryx_refsource_SECUNIA
- http://security.gentoo.org/glsa/glsa-200709-14.xml vendor-advisoryx_refsource_GENTOO
- http://securityreason.com/securityalert/3054 third-party-advisoryx_refsource_SREASON
- http://sourceforge.net/project/shownotes.php?release_id=533658 x_refsource_CONFIRM
- http://www.debian.org/security/2007/dsa-1366 vendor-advisoryx_refsource_DEBIAN
- http://www.mandriva.com/security/advisories?name=MDKSA-2007:172 vendor-advisoryx_refsource_MANDRIVA
- http://www.novell.com/linux/security/advisories/2007_18_sr.html vendor-advisoryx_refsource_SUSE
- http://www.securityfocus.com/bid/25398 vdb-entryx_refsource_BIDPatch
- http://www.trustix.org/errata/2007/0026/ vendor-advisoryx_refsource_TRUSTIX
- http://www.vupen.com/english/advisories/2007/2952 vdb-entryx_refsource_VUPEN
- http://www.vupen.com/english/advisories/2008/0924/references vdb-entryx_refsource_VUPEN
- https://exchange.xforce.ibmcloud.com/vulnerabilities/36173 vdb-entryx_refsource_XF
- https://exchange.xforce.ibmcloud.com/vulnerabilities/36177 vdb-entryx_refsource_XF
- https://www.redhat.com/archives/fedora-package-announce/2007-September/msg00104.html vendor-advisoryx_refsource_FEDORA
- https://wwws.clamav.net/bugzilla/show_bug.cgi?id=582 x_refsource_CONFIRM
- https://wwws.clamav.net/bugzilla/show_bug.cgi?id=611 x_refsource_CONFIRM
Change history (0)
No recorded changes yet.