yum: yum-cron installs unsigned packages
Published Jan 26, 2014
5.0
MEDIUMCVSS 2.0
EPSS 2.41%
Description
The installUpdates function in yum-cron/yum-cron.py in yum 3.4.3 and earlier does not properly check the return value of the sigCheckPkg function, which allows remote attackers to bypass the RMP package signing restriction via an unsigned package.
Affected products
No data.
No data.
Red Hat Enterprise Linux 5
yum-updatesd-1:0.9-6.el5_10
Fixed · RHSA-2014:1004
Red Hat Enterprise Linux 6
yum
Not affected
Red Hat Enterprise Linux 7
yum
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | yum-updatesd-1:0.9-6.el5_10 | Fixed | RHSA-2014:1004 |
| Red Hat Enterprise Linux 6 | yum | Not affected | n/a |
| Red Hat Enterprise Linux 7 | yum | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the versions of yum as shipped with Red Hat Enterprise Linux 6 and 7.
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:L/Au:N/C:N/I:P/A:N
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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.41% (0.02410) | 83.49th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.41% (0.02410) | 81.89th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.71% (0.00709) | 70.53th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.60% (0.00600) | 79.18th | v3 (v2023.03.01) |
| Mar 21, 2024 | 0.60% (0.00600) | 77.99th | v3 (v2023.03.01) |
| Dec 9, 2023 | 0.60% (0.00600) | 75.99th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.46% (0.00465) | 71.59th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.21% (0.01213) | 66.13th | v2 (v2022.01.01) |
| Feb 3, 2023 | 1.32% (0.01319) | 70.54th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
References (8)
- http://secunia.com/advisories/56637 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.securityfocus.com/bid/65119 vdb-entryx_refsource_BID
- http://yum.baseurl.org/gitweb?p=yum.git%3Ba=commitdiff%3Bh=9df69e5794 x_refsource_CONFIRM
- https://access.redhat.com/security/cve/CVE-2014-0022 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1052440 x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=1057377 x_refsource_CONFIRMIssue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2014-0022
- https://www.cve.org/CVERecord?id=CVE-2014-0022
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/56637 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://www.securityfocus.com/bid/65119 | vdb-entryx_refsource_BID | |
| http://yum.baseurl.org/gitweb?p=yum.git%3Ba=commitdiff%3Bh=9df69e5794 | x_refsource_CONFIRM | |
| https://access.redhat.com/security/cve/CVE-2014-0022 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1052440 | x_refsource_CONFIRM | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1057377 | x_refsource_CONFIRMIssue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2014-0022 | ||
| https://www.cve.org/CVERecord?id=CVE-2014-0022 |
Change history (0)
No recorded changes yet.