View at Official ubuntu advisory, NVD, CVE.org · CVE detail
Freshness: upstream tracker timestamp is available; use API updated time as primary recency signal.
CVE-2017-2923 medium priority: Ubuntu including 1 source packages (freexl), 6 status rows across 6 suites (artful, bionic, trusty, upstream, xenial, zesty): released 4, ignored 1, not-affected 1.
An exploitable heap based buffer overflow vulnerability exists in the 'read_biff_next_record function' of FreeXL 1.0.3. A specially crafted XLS file can cause a memory corruption resulting in remote code execution. An attacker can send malicious XLS file to trigger this vulnerability.