How severe is CVE-2017-12472?

CVE-2017-12472 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-12472 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-2017-12472?

CVE-2017-12472 affects Ccn-lite. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-12472?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2017-12472 published?

CVE-2017-12472 was published on 2018-02-07 and last updated on 2026-06-17.

CVE-2017-12472

CVE-2017-12472 is a critical-severity vulnerability in Ccn-lite with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-476.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-476
Affected product: Ccn-lite
Published: 2018-02-07
Last modified: 2026-06-17

Description

ccnl-ext-mgmt.c in CCN-lite before 2.00 allows context-dependent attackers to have unspecified impact by leveraging missing NULL pointer checks after ccnl_malloc.

Frequently asked questions

What is CVE-2017-12472?: ccnl-ext-mgmt.c in CCN-lite before 2.00 allows context-dependent attackers to have unspecified impact by leveraging missing NULL pointer checks after ccnl_malloc.
How severe is CVE-2017-12472?: CVE-2017-12472 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-12472 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-2017-12472?: CVE-2017-12472 affects Ccn-lite. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-12472?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2017-12472 published?: CVE-2017-12472 was published on 2018-02-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ccn-lite:ccn-lite:*:*:*:*:*:*:*:*

More vulnerabilities in Ccn-lite

CVE-2018-12889 — Critical (CVSS 9.8): An issue was discovered in CCN-lite 2.0.1. There is a heap-based buffer overflow in mkAddToRelayCacheRequest and in…
CVE-2018-7039 — Critical (CVSS 9.8): CCN-lite 2.0.0 Beta allows remote attackers to cause a denial of service (buffer overflow) or possibly have unspecified…
CVE-2018-6953 — Critical (CVSS 9.8): In CCN-lite 2, the Parser of NDNTLV does not verify whether a certain component's length field matches the actual…
CVE-2018-6948 — Critical (CVSS 9.8): In CCN-lite 2, the function ccnl_prefix_to_str_detailed can cause a buffer overflow, when writing a prefix to the…
CVE-2017-12471 — Critical (CVSS 9.8): The cnb_parse_lev function in CCN-lite before 2.00 allows context-dependent attackers to have unspecified impact by…
CVE-2017-12470 — Critical (CVSS 9.8): Integer overflow in the ndn_parse_sequence function in CCN-lite before 2.00 allows context-dependent attackers to have…

All CVEs affecting Ccn-lite →

Other CWE-476 (NULL Pointer Dereference) vulnerabilities

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CVE-2020-14500 — Critical (CVSS 10.0): Secomea GateManager all versions prior to 9.2c, An attacker can send a negative value and overwrite arbitrary data.
CVE-2010-2495 — Critical (CVSS 10.0): The pppol2tp_xmit function in drivers/net/pppol2tp.c in the L2TP implementation in the Linux kernel before 2.6.34 does…
CVE-2026-46195 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: smb: client: validate dacloffset before building…
CVE-2026-31657 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: batman-adv: hold claim backbone gateways by…
CVE-2026-31436 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix possible wrong descriptor…

Browse all CWE-476 (NULL Pointer Dereference) vulnerabilities →