CVE-2006-1928
CVE-2006-1928 is a medium-severity vulnerability in Cisco Ios Xr with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: Medium (CVSS 2.0 base score 5.0)
- EPSS exploit prediction: 2% (76th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Cisco Ios Xr
- Published:
- Last modified:
Description
Cisco IOS XR, when configured for Multi Protocol Label Switching (MPLS) and running on Cisco CRS-1 routers, allows remote attackers to cause a denial of service (Modular Services Cards (MSC) crash or "MPLS packet handling problems") via certain MPLS packets, as identified by Cisco bug IDs (1) CSCsd15970 and (2) CSCsd55531.
Frequently asked questions
- What is CVE-2006-1928?
- Cisco IOS XR, when configured for Multi Protocol Label Switching (MPLS) and running on Cisco CRS-1 routers, allows remote attackers to cause a denial of service (Modular Services Cards (MSC) crash or "MPLS packet handling problems") via certain MPLS packets, as identified by Cisco bug IDs (1) CSCsd15970 and (2) CSCsd55531.
- How severe is CVE-2006-1928?
- CVE-2006-1928 has a CVSS 2.0 base score of 5.0, rated medium severity.
- Is CVE-2006-1928 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2006-1928?
- CVE-2006-1928 primarily affects Cisco Ios Xr. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2006-1928?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2006-1928 published?
- CVE-2006-1928 was published on 2006-04-20 and last updated on 2026-06-16.
References
- http://secunia.com/advisories/19740
- http://securitytracker.com/id?1015964
- http://www.cisco.com/warp/public/707/cisco-sa-20060419-xr.shtml
- http://www.osvdb.org/24811
- http://www.securityfocus.com/bid/17607
- http://www.vupen.com/english/advisories/2006/1433
- https://exchange.xforce.ibmcloud.com/vulnerabilities/25881
Affected products (9)
- cpe:2.3:o:cisco:ios_xr:3.0.1:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xr:3.1.0:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xr:3.2:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xr:3.2.1:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xr:3.2.2:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xr:3.2.3:*:crs-1:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xr:3.2.3:*:prp:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xr:3.2.4:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xr:3.2.50:*:*:*:*:*:*:*
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