vulnwire
8.1high

CVE-2019-17543in critical feed

LZ4 before 1.9.2 has a heap-based buffer overflow in LZ4_write32 (related to LZ4_compress_destSize), affecting applications that call LZ4_c…

Published 7 y ago · modified 24 d ago · JSON

CVSS
8.1
v3.1 · NVD
CISA KEV
No
not known exploited
EPSS
10.5%
percentile 96%
Public exploits
0
none known

LZ4 before 1.9.2 has a heap-based buffer overflow in LZ4_write32 (related to LZ4_compress_destSize), affecting applications that call LZ4_compress_fast with a large input. (This issue can also lead to data corruption.) NOTE: the vendor states "only a few specific / uncommon usages of the API are at risk."

CISA SSVC assessment

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
29 d ago

Exploit prediction (EPSS)

10.45% probability of exploitation in the next 30 days, higher than 96% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
NVD3.18.1CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD2.06.8AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

  • Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP
  • Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP
  • Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP

Classification

Weakness

References

  • lists.apache.org /thread.html/9ff0606d16be2ab6a81619e1c9e23c3e251756638e36272c8c8b7fa3%40%3Cissues.arrow.ap · mailing-list, x_refsource_MLIST, x_transferred
  • lists.apache.org /thread.html/f506bc371d4a068d5d84d7361293568f61167d3a1c3e91f0def2d7d3%40%3Cdev.arrow.apach · mailing-list, x_refsource_MLIST, x_transferred
  • lists.apache.org /thread.html/793012683dc0fa6819b7c2560e6cf990811014c40c7d75412099c357%40%3Cissues.arrow.ap · mailing-list, x_refsource_MLIST, x_transferred
  • lists.apache.org /thread.html/f0038c4fab2ee25aee849ebeff6b33b3aa89e07ccfb06b5c87b36316%40%3Cissues.arrow.ap · mailing-list, x_refsource_MLIST, x_transferred
  • lists.apache.org /thread.html/25015588b770d67470b7ba7ea49a305d6735dd7f00eabe7d50ec1e17%40%3Cissues.arrow.ap · mailing-list, x_refsource_MLIST, x_transferred
  • lists.opensuse.org /opensuse-security-announce/2019-10/msg00070.html · vendor-advisory, x_refsource_SUSE, x_transferred
  • lists.opensuse.org /opensuse-security-announce/2019-10/msg00069.html · vendor-advisory, x_refsource_SUSE, x_transferred
  • lists.apache.org /thread.html/543302d55e2d2da4311994e9b0debdc676bf3fd05e1a2be3407aa2d6%40%3Cissues.arrow.ap · mailing-list, x_refsource_MLIST, x_transferred
  • lists.apache.org /thread.html/r7bc72200f94298bc9a0e35637f388deb53467ca4b2e2ad1ff66d8960%40%3Cissues.kudu.ap · mailing-list, x_refsource_MLIST, x_transferred
  • lists.apache.org /thread.html/r4068ba81066792f2b4d208b39c4c4713c5d4c79bd8cb6c1904af5720%40%3Cissues.kudu.ap · mailing-list, x_refsource_MLIST, x_transferred
  • oracle.com /security-alerts/cpuoct2020.html · x_refsource_MISC, x_transferred
  • github.com /lz4/lz4/pull/756 · x_refsource_MISC, x_transferred
  • github.com /lz4/lz4/pull/760 · x_refsource_MISC, x_transferred
  • github.com /lz4/lz4/compare/v1.9.1...v1.9.2 · x_refsource_MISC, x_transferred
  • bugs.chromium.org /p/oss-fuzz/issues/detail?id=15941 · x_refsource_MISC, x_transferred
  • github.com /lz4/lz4/issues/801 · x_refsource_MISC, x_transferred
  • lists.apache.org /thread.html/r0fb226357e7988a241b06b93bab065bcea2eb38658b382e485960e26%40%3Cissues.kudu.ap · x_refsource_MISC, x_transferred
  • oracle.com //security-alerts/cpujul2021.html · x_refsource_MISC, x_transferred
  • security.netapp.com /advisory/ntap-20210723-0001/ · x_refsource_CONFIRM, x_transferred
  • cert-portal.siemens.com /productcert/html/ssa-398330.html

Sources

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